Home / 42,926.22-64,390.14-17,966.88

Finding the Fourth Proportional to 42,926.22, 64,390.14 and 17,966.88

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Solution

The fourth proportional to 42,926.22, 64,390.14 and 17,966.88 is: 26,950.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,926.22 : 64,390.14 = 17,966.88 : x
  2. Step 2: Convert to fraction form
    42,926.22/64,390.14 = 17,966.88/x
  3. Step 3: Cross multiply
    42,926.22x = 64,390.14 × 17,966.88
  4. Step 4: Simplify right side
    42,926.22x = 1,156,889,918.56
  5. Step 5: Solve for x
    x = 1,156,889,918.56/42,926.22
  6. Step 6: Final answer
    x = 26,950.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.